trailcurrentopensource

ESP32 projects, Arduino tutorials, and single board computer (SBC) reviews. Raspberry Pi, Arduino Uno Q, Radxa, Orange Pi, and more. We build real embedded systems and IoT projects from start to finish: firmware development, custom PCB design, 3D printed enclosures, CNC parts, sensors, CAN bus, and edge AI.

Whether you're a maker getting started with microcontrollers or an embedded engineer shipping product, you'll find hands-on builds, honest hardware reviews, and open-source designs you can use.

Home of TrailCurrent a modular open-source platform that makes any vehicle smarter, with 19 interoperable modules: power distribution, GPS tracking, solar management, climate control, air quality, and more. Off-grid, DIY, and fully yours.